Lock



FIG. 1 is a front view of the lock;

FIG. 2 is a back view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is a front view with the lock removed thereof;

FIG. 9 is a front view of the lock part thereof;

FIG. 10 is a top view of the lock part thereof;

FIG. 11 is a front view of lock receiver thereof;

FIG. 12 is a bottom view of lock receiver thereof; and,

FIG. 13 is another perspective view.

The broken lines shown in FIG. 13 are included for the purpose of illustrating environment of the lock and forms no part of the claim. 

CLAIM The ornamental design for a lock, as shown and described. 